X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/5d1dcf0b143ba6409b66ca13ddf31143d6e00a59..e466cef774f05a0c2fd99df7b8e714d0da2b9773:/src/catalogue/models/book.py

diff --git a/src/catalogue/models/book.py b/src/catalogue/models/book.py
index 9e0f7c8c7..d3eddfd71 100644
--- a/src/catalogue/models/book.py
+++ b/src/catalogue/models/book.py
@@ -226,6 +226,11 @@ class Book(models.Model):
     def isbn_mobi(self):
         return self.get_extra_info_json().get('isbn_mobi')
 
+    def is_accessible_to(self, user):
+        if not self.preview:
+            return True
+        Membership = apps.get_model('club', 'Membership')
+        return Membership.is_active_for(user)
 
     def save(self, force_insert=False, force_update=False, **kwargs):
         from sortify import sortify
@@ -831,7 +836,7 @@ class Book(models.Model):
     def related_themes(self):
         return Tag.objects.usage_for_queryset(
             Fragment.objects.filter(models.Q(book=self) | models.Q(book__ancestor=self)),
-            counts=True).filter(category='theme')
+            counts=True).filter(category='theme').order_by('-count')
 
     def parent_cover_changed(self):
         """Called when parent book's cover image is changed."""